Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Quantas miss universos a África do Sul teve?
 ###Tabelas: CREATE TABLE  (_id AUTO_INCREMENT PRIMARY KEY, Rank INT, Country VARCHAR, Miss Universe VARCHAR, 1st Runner-up INT, 2nd Runner-up INT, 3rd Runner-up INT, 4th Runner-up INT, Semifinalists INT, Total INT) CREATE TABLE one_day_batting_statistics (one_day_batting_statistics_id AUTO_INCREMENT PRIMARY KEY, Player VARCHAR, Matches INT, Innings INT, Not Out INT, Runs INT, High Score VARCHAR, Average VARCHAR, Strike Rate VARCHAR, 100s INT) CREATE TABLE delegates (delegates_id AUTO_INCREMENT PRIMARY KEY, Province, Community VARCHAR, Contestant VARCHAR, Height INT, Hometown VARCHAR, Geographical Regions VARCHAR) CREATE TABLE calendar (calendar_id AUTO_INCREMENT PRIMARY KEY, Round VARCHAR, Date VARCHAR, Matches INT, Clubs VARCHAR, New entries this round VARCHAR, Prize money VARCHAR) CREATE TABLE middle_schools (middle_schools_id AUTO_INCREMENT PRIMARY KEY, Information VARCHAR, Akimel A-al The name is Tohono Oodham for children of the river VARCHAR, Altadeña VARCHAR, Aprende VARCHAR, Centennial VARCHAR, Kyrene MS VARCHAR, del Pueblo VARCHAR)  
SELECT COUNT Miss Universe FROM  WHERE Country = South Africa